2343625221 has 16 divisors (see below), whose sum is σ = 3572400128. Its totient is φ = 1338778800.

The previous prime is 2343625217. The next prime is 2343625283. The reversal of 2343625221 is 1225263432.

It is not a de Polignac number, because 2343625221 - 2² = 2343625217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2343625201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54756 + ... + 87666.

It is an arithmetic number, because the mean of its divisors is an integer number (223275008).

Almost surely, 2^2343625221 is an apocalyptic number.

2343625221 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2343625221 is a deficient number, since it is larger than the sum of its proper divisors (1228774907).

2343625221 is a wasteful number, since it uses less digits than its factorization.

2343625221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36312.

The product of its digits is 17280, while the sum is 30.

The square root of 2343625221 is about 48411.0030984693. The cubic root of 2343625221 is about 1328.2996381757.

Adding to 2343625221 its reverse (1225263432), we get a palindrome (3568888653).

The spelling of 2343625221 in words is "two billion, three hundred forty-three million, six hundred twenty-five thousand, two hundred twenty-one".